Epidural Corticosteroids Offer Only Short-term Relief from Sciatica Pain and ... Science Codex Sciatica is a common type of low back pain characterized by intense unilateral leg pain, tingling or numbness, and shooting pain that radiates below the knee. Since symptoms of sciatica can be debilitating and persistent, patients are nearly four times ... Spinal steroid shots may have little effect on sciatica |